Office Assistant (m/w/d)
Skeleton Technologies
Company Overview
Skeleton Technologies Group OÜ
HeadquartersTallinn, Estonia
Founded2009
SizeApproximately 300 employees across Estonia, Germany, and Finland (source: inforegister.ee). Revenue projected at €6.84 million for FY 2024 (source: inforegister.ee).
What They Do
Skeleton Technologies specializes in high-power energy storage solutions, leveraging its proprietary curved graphene nanomaterial to produce supercapacitors and hybrid SuperBatteries. Their innovative products are designed for a variety of applications, including AI data centers, transportation sectors such as automotive and maritime, grid stabilization, and industrial uses. As Europe's largest ultracapacitor manufacturer, Skeleton Technologies maintains full control over its value chain, from raw materials to software and patents, ensuring superior performance and reliability in their offerings (source: wikipedia.org). Their product lineup includes the SkelCap SCA series cells, which are UL 810A certified for safety in automotive and UPS applications, and the SkelStart engine start modules, which boast an impressive 2,000 cold-cranking amps and a lifespan of over 1 million cycles.
Projects & Track Record
Skeleton Technologies has a strong track record of notable projects, including the opening of the Großröhrsdorf Superfactory in 2017, which significantly scaled their ISO-certified module production capabilities. They launched the SkelStart in 2015, recognized as the world's most powerful engine starter, and have developed space capacitors for the European Space Agency since 2011. In 2024, they are set to power the NTT IndyCar Series with their advanced supercapacitors, showcasing their commitment to innovation in high-performance applications (source: skeletontech.com). Currently, they are working on the €220 million Leipzig Superfactory, which is expected to produce 12 million cells annually and create 420 jobs, with production slated to begin in 2024-2025.
Recent Developments
In the past two years, Skeleton Technologies has made significant strides, including the opening of its €220 million Leipzig Superfactory, which represents Estonia's largest industrial investment in Germany and aims to produce 12 million cells per year (source: balticvc.com). They secured a €108 million funding round in October 2023, led by Siemens and Marubeni, pushing their total funding over €300 million (source: skeletontech.com). Additionally, they acquired the former European Batteries facility in Varkaus, Finland, for SuperBattery production and established R&D operations there, further enhancing their capabilities in energy storage technology.
Working There
Skeleton Technologies offers a diverse range of roles across various departments, including module and software development, sales, finance, administration, manufacturing, and R&D. The company is actively hiring, particularly at its production sites, with the average employee count at the Estonian OÜ being approximately 98 in 2022, focusing on development and sales (source: inforegister.ee). The new Leipzig factory is expected to add 420 manufacturing positions, reflecting the company's rapid growth and expansion in the energy storage sector. The company culture emphasizes innovation, collaboration with universities, and a mission to electrify various sectors, supported by experienced leadership in energy storage technology.
Last updated on Feb 23, 2026 | Report an issue
Job Description
Skeleton Technologies is a global leader in critical power infrastructure for AI data centers and electrical grid stability, founded in 2009. Power today is more than electricity.
It is national security, digital continuity, and economic resilience. Skeleton is the Backbone of Power: equipping AI data centers, electrical grids, defense systems, and critical infrastructure with the resilience to withstand surges, instability, and failure. Our power systems protect GPU clusters from millisecond-level spikes, enable hyperscalers to run at higher rack densities without grid compromise, and make AI data centers up to more 40% energy efficient.
When power fails, critical operations stop. We exist to prevent that in microseconds. Powering the infrastructure that powers everything else. Skeleton Technologies is transforming the world of energy storage as we know it. Our mission is to enable a completely emissions-free future through electrification. We achieve this by developing and manufacturing the best ultracapacitors on the market.
For our production facility in Leipzig, we are currently looking for an Office Assistant (m/f/d).
Your responsibilities
- Welcome and assist visitors, business partners, investors and other external guests
- Act as the first point of contact for suppliers, service providers, delivery personnel and truck drivers arriving at the site
- Respond to unexpected questions or operational issues at the entrance, resolve them independently where possible, or coordinate with the appropriate internal contact
- Prepare meeting rooms and shared spaces and ensure they are tidy, presentable and properly equipped
- Regularly check office areas and coordinate any required action regarding cleanliness, organization or missing supplies
- Order and manage office supplies, printer materials and other consumables
- Receive, distribute and coordinate incoming and outgoing mail, parcels and deliveries
- Support the organization of internal meetings, company events and special activities
- Assist the HR team and other departments with administrative and organizational tasks as required
- Coordinate with cleaning services and other external service providers
- Take on additional reasonable responsibilities aligned with the nature of the position, your skills and evolving operational requirements
Requirements
- Friendly, professional and service-oriented manner
- Strong organizational skills and a structured, reliable approach to work
- Confidence in dealing with different people and unexpected situations
- Proactive mindset and willingness to take ownership of day-to-day matters
- Ability to work independently while knowing when to involve the appropriate colleague
- Good attention to detail and a strong sense of order and professionalism
- Confident use of common digital tools; experience with Microsoft Office is an advantage
- Good German and English communication skills
- Previous experience in office administration, reception, hospitality or a similar service-oriented environment
- Willingness to work on-site at our facility in Markranstädt, Leipzig
Benefits
- €30 Edenred credit per month - €360 per year - to use at participating supermarkets and retailers in the area
- The opportunity to help build and scale an international deep-tech energy-storage company with a strong startup mindset
- The chance to support an ambitious mission alongside globally recognized customers such as Volvo, Škoda, SpaceX, General Electric and Hitachi
- An employee referral program offering a bonus of up to €2,000 for each successful hire you refer
- Complimentary drinks and snacks in the office
- Modern office - built in 2024/2025
- A varied role in an international environment where you can take ownership and develop your responsibilities over time
Apply now
Job expired?Please let Skeleton Technologies know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
Apply now
Job expired?Please let Skeleton Technologies know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
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About the role
August 19, 2026
August 19, 2026
Internship
On-site
Company
- Markranstädt, Germany
Previous experience in office administration or similar service-oriented environment preferred.
UTC+01:00